2021 Toyota Tacoma: Power Train complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 14 owner complaints for the 2021 Toyota Tacoma that list the power train component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11762933 (filed 09/08/2026): “Driving in town 30 to 40mph, (while in drive) the vehicle rev’d up like it was in neutral then went back to normal. that is concerning because it will cause transmission problems & pulling onto a road the truck could shift to (neutral) causing it to not go.…”
- NHTSA complaint ODI #11720723 (filed 02/26/2026): “There are three concerns in this write up: at 117000 miles the blind spot monitoring system has fails and will cost $300 to repair. more concerning is that it was recommended i replace the power steering lines at a cost of $927 and the transmission lines at a cost of $797 due to severe rusting and c…”
- NHTSA complaint ODI #11699491 (filed 11/14/2025): “The contact owns a 2021 toyota tacoma. the contact stated that while driving 10 mph, after depressing the accelerator pedal and then attempting to depress the brake pedal to make a left turn, the vehicle failed to respond as intended. an independent mechanic was contacted. the contact pulled over in…”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Pro
Diagnosis needs a scan tool; repair or replacement needs a lift, transmission jack and the manufacturer's fluid fill/relearn procedure. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Page last updated .